APA aipamena

Gerstle, W. J. (1961). Health services for government employees.

Chicago Style aipamena

Gerstle, Walter J. Health Services for Government Employees. 1961.

MLA aipamena

Gerstle, Walter J. Health Services for Government Employees. 1961.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.